What is the beta of a $3-$stock portfolio including $35\%$ of stock A with a beta of $0\mathrm{.}80,20\%$ of stock $8$ with a beta of $1\mathrm{.}06,$ and $45\%$ of stock $C$ with a beta of $1\mathrm{.}74?$

Multiple Choice

$0\mathrm{.}93$

$1\mathrm{.}09$

$1\mathrm{.}25$

$q,$